#Screen-Effect {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background-color: #000000;
}

#not-Screen-Effect {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
}

.Screen-Effect-Still {
}

.Current-Screen-Effect-Still {
}

.Next-Screen-Effect-Still {
}